Welcome to the shop! Dual digital display with power and undervoltage indication. Features a mobile phone charging function for added convenience. Series PWM charging control ensures professional and stable performance. Battery anti-backflow protection with overcharge and over-discharge protection for safer use. One-click operation for simple and convenient use. Microcomputer control supports light control and delay function. Energy-saving mode for practical use. Exclusive appearance, beautiful, generous, and stylish. Item Type: Solar Panel Controller Material: ABS Color: As shown in the picture Optional Type: 10A, 20A, 30A, 40A, 50A System Voltage: 12V/24V Rated Discharge Current: 10A Control Mode: PWM Pulse Width Modulation Battery Display: Yes Light Control + Delay: Yes Discharge Cut-off Voltage: 10.7V (default value, adjustable) Discharge Recovery Voltage: 12.6V (default value, adjustable) USB Output: 5V/2.5A x 2 Quiescent Current: <10mA Working Temperature: -30 ℃ - + 60 ℃ Includes: 1 x Controller, 1 x Instruction Manual Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will give you the best solution!